130332222 has 24 divisors (see below), whose sum is σ = 288396576. Its totient is φ = 42519456.

The previous prime is 130332221. The next prime is 130332233. The reversal of 130332222 is 222233031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 130332195 and 130332204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130332221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76183 + ... + 77874.

It is an arithmetic number, because the mean of its divisors is an integer number (12016524).

Almost surely, 2^130332222 is an apocalyptic number.

130332222 is an abundant number, since it is smaller than the sum of its proper divisors (158064354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130332222 is a wasteful number, since it uses less digits than its factorization.

130332222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154112 (or 154109 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 130332222 is about 11416.3138534292. The cubic root of 130332222 is about 507.0108653998.

Adding to 130332222 its reverse (222233031), we get a palindrome (352565253).

The spelling of 130332222 in words is "one hundred thirty million, three hundred thirty-two thousand, two hundred twenty-two".